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BOSTON MARATHON 2025

Michael Blair

Bib: 32116•M

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:17
Rank: #24963
Start → 5K
30:17 | 9:45/mi
10K· 6.21 mi
1:01:57
Rank: #25358 (-395)
5K → 10K
31:40 | 10:12/mi
15K· 9.32 mi
1:33:15
Rank: #25296 (+62)
10K → 15K
31:18 | 10:04/mi
20K· 12.43 mi
2:04:46
Rank: #25110 (+186)
15K → 20K
31:31 | 10:09/mi
Half· 13.11 mi
2:11:29
Rank: #25073 (+37)
20K → Half
6:43 | 9:51/mi
25K· 15.53 mi
2:37:01
Rank: #24948 (+125)
Half → 25K
25:32 | 10:32/mi
30K· 18.64 mi
3:10:44
Rank: #24710 (+238)
25K → 30K
33:43 | 10:51/mi
20M
3:25:07
Rank: #24595 (+115)
30K → 20M
14:23 | 10:35/mi
21M
3:36:05
Rank: #24434 (+161)
20M → 21M
10:58 | 10:58/mi
35K· 21.75 mi
3:44:19
Rank: #24435 (-1)
21M → 35K
8:14 | 11:00/mi
23M
3:57:19
Rank: #24292 (+143)
35K → 23M
13:00 | 10:23/mi
24M
4:08:12
Rank: #24259 (+33)
23M → 24M
10:53 | 10:53/mi
40K· 24.85 mi
4:17:23
Rank: #24220 (+39)
24M → 40K
9:11 | 10:44/mi
25.2M
4:21:28
Rank: #24199 (+21)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
4:31:26
Rank: #24141 (+58)
25.2M → Finish
9:58 | 9:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:29
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:19:57
Pace10:41 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0430:179:4530:17
9:45
-
10K
6.21 mi12:26:441:01:579:5831:40
10:12
+0:27
15K
9.32 mi12:58:021:33:1510:0031:18
10:04
-0:08
20K
12.43 mi13:29:332:04:4610:0231:31
10:09
+0:05
Half
13.11 mi13:36:162:11:2910:026:43
9:51
-0:18
25K
15.53 mi14:01:482:37:0110:0625:32
10:32
+0:41
30K
18.64 mi14:35:313:10:4410:1433:43
10:51
+0:19
20M
20.00 mi14:49:543:25:0710:1514:23
10:35
-0:16
21M
21.00 mi15:00:523:36:0510:1710:58
10:58
+0:23
35K
21.75 mi15:09:063:44:1910:198:14
11:00
+0:02
23M
23.00 mi15:22:063:57:1910:1913:00
10:23
-0:37
24M
24.00 mi15:32:594:08:1210:2110:53
10:53
+0:30
40K
24.85 mi15:42:104:17:2310:219:11
10:44
-0:09
25.2M
25.20 mi15:46:154:21:2810:234:05
11:50
+1:06
Finish
26.22 mi15:56:134:31:2610:229:58
9:47
-2:03

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:45 /mi

Average Pace

10:22 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:27

52% of race

Time at Steady Pace

1:02:06

23% of race

Time at Slower Pace

1:07:53

25% of race

Average Pace: 10:21 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:55:0430:179:4530:17
9:45
#24963
10K
6.21 mi12:26:441:01:579:5831:40
10:12
#25358
15K
9.32 mi12:58:021:33:1510:0031:18
10:04
#25296
20K
12.43 mi13:29:332:04:4610:0231:31
10:09
#25110
Half
13.11 mi13:36:162:11:2910:026:43
9:51
#25073
25K
15.53 mi14:01:482:37:0110:0625:32
10:32
#24948
30K
18.64 mi14:35:313:10:4410:1433:43
10:51
#24710
20M
20.00 mi14:49:543:25:0710:1514:23
10:35
#24595
21M
21.00 mi15:00:523:36:0510:1710:58
10:58
#24434
35K
21.75 mi15:09:063:44:1910:198:14
11:00
#24435
23M
23.00 mi15:22:063:57:1910:1913:00
10:23
#24292
24M
24.00 mi15:32:594:08:1210:2110:53
10:53
#24259
40K
24.85 mi15:42:104:17:2310:219:11
10:44
#24220
25.2M
25.20 mi15:46:154:21:2810:234:05
11:50
#24199
Finish
26.22 mi15:56:134:31:2610:229:58
9:47
#24141
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24963147081470825142(Top 89%)14775(Top 92%)14775(Top 658%)
10K6.21 mi3.10 mi25358-39514867-15914867-15925730(Top 91%)15017(Top 93%)15017(Top 668%)
15K9.32 mi3.11 mi25296+6214844+2314844+2325142(Top 89%)14775(Top 92%)14775(Top 658%)
20K12.43 mi3.11 mi25110+18614751+9314751+9324517(Top 86%)14460(Top 90%)14460(Top 644%)
Half13.11 mi0.68 mi25073+3714732+1914732+1924472(Top 86%)14423(Top 90%)14423(Top 642%)
25K15.53 mi2.42 mi24948+12514663+6914663+6924423(Top 86%)14384(Top 89%)14384(Top 640%)
30K18.64 mi3.11 mi24710+23814523+14014523+14023716(Top 83%)13943(Top 87%)13943(Top 621%)
20M20.00 mi1.36 mi24595+11514464+5914464+5922656(Top 80%)13370(Top 83%)13370(Top 595%)
21M21.00 mi1.00 mi24434+16114378+8614378+8621302(Top 75%)12649(Top 79%)12649(Top 563%)
35K21.75 mi0.75 mi24435-114364+1414364+1424206(Top 85%)13974(Top 87%)13974(Top 622%)
23M23.00 mi1.25 mi24292+14314285+7914285+7921694(Top 76%)12729(Top 79%)12729(Top 566%)
24M24.00 mi1.00 mi24259+3314262+2314262+2323737(Top 84%)13684(Top 85%)13684(Top 609%)
40K24.85 mi0.85 mi24220+3914223+3914223+3922547(Top 79%)13017(Top 81%)13017(Top 579%)
25.2M25.20 mi0.35 mi24199+2114203+2014203+2022887(Top 81%)13230(Top 82%)13230(Top 589%)
Finish26.22 mi1.02 mi24141+5814170+3314170+3322203(Top 78%)12886(Top 80%)12886(Top 573%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25142

Males

14775

M40-44

14775

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25730

Males

15017

M40-44

15017

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25142

Males

14775

M40-44

14775

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24517

Males

14460

M40-44

14460

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24472

Males

14423

M40-44

14423

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24423

Males

14384

M40-44

14384

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23716

Males

13943

M40-44

13943

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22656

Males

13370

M40-44

13370

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21302

Males

12649

M40-44

12649

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24206

Males

13974

M40-44

13974

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

21694

Males

12729

M40-44

12729

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

23737

Males

13684

M40-44

13684

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22547

Males

13017

M40-44

13017

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22887

Males

13230

M40-44

13230

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22203

Males

12886

M40-44

12886

Passing Analysis

Category:
Athletes Passed
1641
Passed By
819
Net Change
+822
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24963
5K → 10K77472-395#24963#25358
10K → 15K169107+62#25358#25296
15K → 20K23347+186#25296#25110
20K → Half469+37#25110#25073
Half → 25K16944+125#25073#24948
25K → 30K25921+238#24948#24710
30K → 20M12510+115#24710#24595
20M → 21M1632+161#24595#24434
21M → 35K3031-1#24434#24435
35K → 23M1474+143#24435#24292
23M → 24M6128+33#24292#24259
24M → 40K6021+39#24259#24220
40K → 25.2M3211+21#24220#24199
25.2M → Finish7012+58#24199#24141
TOTALS1641819+822
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing